The flexor tendon repair is one of the most demanding techniques because sometimes the results are not ideal. This article reviews the configuration to perform a tenorrhaphy. There is no consensus for its use. At present, there are many variants and many threads and materials that can be used; however, there is little variety of elements to reinsert an avulsed tendon.Numerous works that study the anatomy, physiology, nutrition of the tendon and its biomechanics have contributed to the fact that the technique is to debug and perfect. The advent of new postoperative protocols has made functional results improve, drawing on the trinomial surgeon-physical therapist-patient relationship.